text: ##############################################################################
  # Copyright (c) 2013-2018, Lawrence Livermore National Security, LLC.
  # Produced at the Lawrence Livermore National Laboratory.
  #
  # This file is part of Spack.
  # Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
  # LLNL-CODE-647188
  #
  # For details, see https://github.com/spack/spack
  # Please also see the NOTICE and LICENSE files for our notice and the LGPL.
  #
  # This program is free software; you can redistribute it and/or modify
  # it under the terms of the GNU Lesser General Public License (as
  # published by the Free Software Foundation) version 2.1, February 1999.
  #
  # This program is distributed in the hope that it will be useful, but
  # WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
  # conditions of the GNU Lesser General Public License for more details.
  #
  # You should have received a copy of the GNU Lesser General Public
  # License along with this program; if not, write to the Free Software
  # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  ##############################################################################
  from spack import *
  
  
  class SraToolkit(Package):
      """The NCBI SRA Toolkit enables reading ("dumping") of sequencing files
         from the SRA database and writing ("loading") files into the .sra
         format."""
  
      homepage = "https://trace.ncbi.nlm.nih.gov/Traces/sra"
      url      = "https://ftp-trace.ncbi.nlm.nih.gov/sra/sdk/2.8.2-1/sratoolkit.2.8.2-1-centos_linux64.tar.gz"
  
      version('2.8.2-1', '3a2910754aea71aba5662804efff2a68')
  
      def url_for_version(self, version):
          url = 'https://ftp-trace.ncbi.nlm.nih.gov/sra/sdk/{0}/sratoolkit.{0}-centos_linux64.tar.gz'
          return url.format(version)
  
      def install(self, spec, prefix):
          install_tree('bin', prefix.bin)
          install_tree('example', prefix.example)
          install_tree('schema', prefix.schema)
  